Calibration and Distortion Field Compensation of Gradiometer and the Improvement in Object Remote SensingXiangchao Hu, Hongfeng Pang, Liangrui Fu, Dixiang Chen and Mengchun PanMATEC Web of Conferences, 59 (2016) 01004DOI: https://doi.org/10.1051/matecconf/20165901004